Matilyn is a distinctive girls' name in United States, ranking #2846 in 2008 with 63 recorded births. The name reached its all-time peak in 2008 with 63 births ranking #2846. Since 1996, the popularity has increased by 425.0%. In 2008, approximately 1 in every 30,011 girls born was named Matilyn. RISING Recent data shows the name is currently rising.